Home / 158,264.80-218,507.40-141,239.92

Finding the Fourth Proportional to 158,264.80, 218,507.40 and 141,239.92

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Solution

The fourth proportional to 158,264.80, 218,507.40 and 141,239.92 is: 195,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,264.80 : 218,507.40 = 141,239.92 : x
  2. Step 2: Convert to fraction form
    158,264.80/218,507.40 = 141,239.92/x
  3. Step 3: Cross multiply
    158,264.80x = 218,507.40 × 141,239.92
  4. Step 4: Simplify right side
    158,264.80x = 30,861,967,695.41
  5. Step 5: Solve for x
    x = 30,861,967,695.41/158,264.80
  6. Step 6: Final answer
    x = 195,002.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.